package com.example.tests;

import static org.hamcrest.Matchers.equalTo;
import static org.junit.Assert.assertThat;

import java.util.Random;

import org.testng.annotations.Test;

import com.example.utils.SortedListOf;

public class ContactRemovalTests extends TestBase{
	
	@Test
	public void deleteSomeContact(){
		//save old state 
		SortedListOf<ContactData> oldList = app.getModel().getContacts();
		
		if (oldList.size() == 0){
			throw new Error("There're not some contacts on the home page");
		}
		
		Random rnd = new Random();
		int index = rnd.nextInt(oldList.size());
				
		//actions
		app.getContactHelper().removeContact(index);
		
		//save new state
		SortedListOf<ContactData> newList = app.getModel().getContacts();
								
		//compare states
		assertThat(newList, equalTo(oldList.without(index)));
	}

	
}
